import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class App {
    public static void main(String[] args) {
//        ApplicationContext context = new ClassPathXmlApplicationContext("spring-config.xml");
//        Student student = (Student) context.getBean("student");
//        student.sayHi();
        //得到 Spring 上下文
        ApplicationContext context = new ClassPathXmlApplicationContext("spring-config.xml");
        //从 Spring 容器中 得到 Bean对象

        //Student student = (Student) context.getBean("student");
        //Student student = context.getBean(Student.class);

        Student student = context.getBean("stu",Student.class);
        //调用bean对象
        student.sayHi();
    }
}
